Cita APA (7a ed.)

Asimov, I., & Brick, S. (2011). Prelude to foundation (Unabridged.). Random House Audio.

Cita Chicago Style (17a ed.)

Asimov, Isaac, y Scott Brick. Prelude to Foundation. Unabridged. New York: Random House Audio, 2011.

Cita MLA (8a ed.)

Asimov, Isaac, y Scott Brick. Prelude to Foundation. Unabridged. Random House Audio, 2011.

Precaución: Estas citas no son 100% exactas.